It seems that it's possible to submit a course twice to Mooch, for example

Subject: Education (Other) - Audience: Students - Educational level: Primary
Language: English - License: Creative Commons - Time updated: Wednesday, 21 December 2011, 03:19 AM
Activities : URL (1) - Forum (1)

Subject: Education (Other) - Audience: Students - Educational level: Primary
Language: English - License: Creative Commons - Time updated: Wednesday, 21 December 2011, 03:18 AM
Activities : URL (1) - Forum (1)

Is it possible for this to be prevented?